BMW F650GS

BMW F650GS Engine

Motor Type
Water cooled, single cylinder, 4 stroke
Bore x Stroke
100 x 83 mm (3.93 x 3.26 in)
Capacity
652 cc
Rated Output
50 bhp (37 KW) at 6,500 rpm (performance reduction 34 bhp (25 Kw at 6,000 rpm possible)
Max Torque
60 Nm (44 ft lb) at 5,000 rpm (performance reduction: 51 Nm (38 ft lb) at 3,750 rpm)
Compression Ratio
11.5 : 1
Valves Per Cylinder
4
Valve Control
DOHC
Mixture Control/Engine Management
Electronic intake pipe injection / BMW engine management
Emission Control
Closed loop 3 way catalytic converter
Fuel type
Unleaded regular grade fuel, minimum octane rating 91 (RON)


BMW F650GS Power Transmission

Clutch
Multiple disc clutch in oil bath, mechanically operate
Gearbox
Constant mesh 5 speed gearbox integrated in the crankcase
Gearbox Ratio's
2.750 / 1.750 / 1.310 / 1.050 / 0.880 : 1
Final Drive
2.94 : 1
Drive
Endless O ring chain with jerk damper in the rear wheel hub


BMW F650GS Electrical System

Ignition
Electronic ignition
Alternator
400 W three phase alternator
Battery
12V / 12 ah